| Collinearity Diagnosticsa,b | ||||||
| Model | Dimension | Eigenvalue | Condition Index | Variance Proportions | ||
| 花色苷 | 苹果酸(g/L) | 褐变度 | ||||
| 1 | 1 | 2.315 | 1.000 | 0.07 | 0.07 | 0.07 |
| 2 | 0.381 | 2.464 | 0.25 | 0.92 | 0.14 | |
| 3 | 0.303 | 2.763 | 0.68 | 0.01 | 0.80 | |